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发明名称
Cathode ray tube
摘要
申请公布号
US2275864(A)
申请公布日期
1942.03.10
申请号
US19400367385
申请日期
1940.11.27
申请人
GENERAL ELECTRIC COMPANY
发明人
RECORD LE ROY E.
分类号
H01J7/18;H01J29/94
主分类号
H01J7/18
代理机构
代理人
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地址
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